Finding the Fourth Proportional to 2,542,762.09, 3,509,932.47 and 1,683,599.14
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Solution
The fourth proportional to 2,542,762.09, 3,509,932.47 and 1,683,599.14 is: 2,323,976.47
Step by Step Solution
- Step 1: Write the proportion equation
2,542,762.09 : 3,509,932.47 = 1,683,599.14 : x - Step 2: Convert to fraction form
2,542,762.09/3,509,932.47 = 1,683,599.14/x - Step 3: Cross multiply
2,542,762.09x = 3,509,932.47 × 1,683,599.14 - Step 4: Simplify right side
2,542,762.09x = 5,909,319,275,144.66 - Step 5: Solve for x
x = 5,909,319,275,144.66/2,542,762.09 - Step 6: Final answer
x = 2,323,976.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.